RA/DEC (2000)
15:17:39.916 +41:05:08.15
229.4163176 +41.0855965
Type
SN Ia
Redshift
0.06
Related AstroNotes: 2025-72
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2025-02-19 11:17:54.001
TNS AT
Y
Public
Y
Host Name
2MASX J15174044+4105083
Discovery Mag
19.6175
Filter
r-ZTF
Reporter/s
S. Jurado, F.E. Bauer, F. Forster, G. Pignata, A. Munoz-Arancibia, A. Mourao, L. Hernandez-Garcia, L. Galbany, J. Silva-Farfan, R. Dastidar, J.P. Brandt, A. Alvarez, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, B. Gamboa, P. Huijse, H. Larranaga, C. Mansilla, K. Medina, D. Moreno, E. Munoz, E. Pizarro, I. Reyes, P. Sanchez-Saez, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker

Spectra

 SN_2025cbv - 2025-02-27 11:14:48 FLWO-1.5m / FAST (YSE)z=
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Show Fe II at z=vexp= km/s
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Show Tellurics 
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 GOTO-N_GOTO-2_L
 GOTO-N_GOTO-1_L
 P48_ZTF-Cam_r
 P48_ZTF-Cam_g
 ATLAS-HKO_ATLAS-02_orange
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
20509 2025-02-27 11:14:48 FLWO-1.5m / FAST M Calkins S. Karthik Yadavalli, Jessica Mink YSE tns_2025cbv_2025-02-27_11-14-48_FLWO-1.5m_FAST_YSE.txt Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-02-22 02:40:42 - 2025-02-22 02:40:42 2460728.611596 - 2460728.611596 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
471637 2025-02-22 02:40:42 2460728.611596 19.2 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
L-GOTO GOTO-N_GOTO-1 2025-02-25 02:28:06 - 2025-02-25 02:28:06 2460731.602845 - 2460731.602845 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
471638 2025-02-25 02:28:06 2460731.602845 18.98 0.13 ABMag L-GOTO GOTO-N_GOTO-1 180
r-ZTF P48_ZTF-Cam 2025-02-19 11:17:54 - 2025-02-19 11:17:54 2460725.9707639 - 2460725.9707639 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
469932 2025-02-19 11:17:54 2460725.9707639 19.6175 0.145822 20.4141 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
g-ZTF P48_ZTF-Cam 2025-02-19 10:46:46 - 2025-02-19 10:46:46 2460725.9491435 - 2460725.9491435 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
469931 2025-02-19 10:46:46 2460725.9491435 20.1452 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-02-21 13:31:33 - 2025-02-22 11:12:12 2460728.06358 - 2460728.96681 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
470957 2025-02-22 11:12:12 2460728.96681 18.921 0.164 19.25 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
470956 2025-02-21 13:31:33 2460728.06358 19.37 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
AT Reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
245877 2025-02-25 07:33:19 GOTO_bot T. Killestein,L. Kelsey,E. Wickens et al. GOTO GOTO 15:17:39.916 +41:05:08.37 2025-02-25 02:28:06.240 18.98 L-GOTO Other GOTO25ats GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Mayahuel Torres Guerrero, Antonio Pasqua, M.T. Mazzucato, Svetoslav Alexandrov, Henryk Krawczyk N
245603 2025-02-23 06:27:08 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 15:17:39.889 +41:05:08.45 2025-02-22 11:12:12.384 18.921 orange-ATLAS PSN ATLAS25bxa ATLAS N
245106 2025-02-20 03:03:03 ALeRCE S. Jurado,F.E. Bauer,F. Forster et al. ALeRCE ZTF 15:17:39.916 +41:05:08.15 2025-02-19 11:17:54.001 19.6175 r-ZTF PSN 2MASX J15174044+4105083 ZTF25aagbifh ZTF Early SN candidate (r-rise > 0.07+-0.01 mag/day) classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF25aagbifh 2025TNSTR.688....1J N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
20509 2025-02-28 19:38:22 Srisurya Yadavalli Srisurya Yadavalli YSE SN Ia 0.06 1 YSE 2025TNSCR.840....1Y
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
20509 2025-02-27 11:14:48 FLWO-1.5m / FAST M Calkins S. Karthik Yadavalli, Jessica Mink YSE tns_2025cbv_2025-02-27_11-14-48_FLWO-1.5m_FAST_YSE.txt Object

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